By Kate Ramsayer,
NASA?s Goddard Space Flight Center
More than a trillion new measurements of Earth?s height ? blanketing everything from glaciers in Greenland, to mangrove forests in Florida, to sea ice surrounding Antarctica ? are now available to the public. With millions more observations added each day, data from NASA?s Ice, Cloud and land Elevation Satellite-2 is providing a precise global portrait of elevation and will allow scientists to track even the slightest changes in the planet?s polar regions.
?The data from ICESat-2 are…
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